# Sleep Cycle vs headspa M.rela

The clearest difference is in-app purchases: headspa M.rela at none against Sleep Cycle's 11. Sleep Cycle's advantage is chart position (#44 vs unranked) and device support. On price and iOS requirement there is nothing between them.

Both are free to download. Sleep Cycle sells 9 in-app purchases, starting at $2.99 per month. headspa M.rela asks for nothing beyond the download.

## The numbers

| Metric | Sleep Cycle | headspa M.rela |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (31K ratings)](https://appshunter.io/ios/app/sleep-cycle-tracker-and-sounds/id320606217/reviews)** | — |
| Number of ratings | **31K** | — |
| Positive reviews | 39.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#44** | — |
| Size | 293 MB | 33 MB |
| Requires iOS | 16.2 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Sleep Cycle AB](https://appshunter.io/developer/320606220) | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) |

## What reviewers say

### Sleep Cycle

[App page](https://appshunter.io/ios/app/sleep-cycle-tracker-and-sounds/id320606217)

**Currently charting:** #44 Top Grossing · Health & Fitness, #148 Top Free · Health & Fitness (US App Store)

This app uses sound analysis to track sleep patterns, identify potential issues, and build healthier sleep routines. It features an AI sleep coach, a smart alarm to wake you gently, and tools to record snoring and sleep talking.

**Highlights:** AI sleep coach, Smart Alarm clock, Sleep pattern tracking, Snore and cough detection, Sleep sounds library, Sleep analysis

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sleep Cycle Premium | $2.99 | per month |
| Premium | $9.99 | per year |
| Premium | $11.99 | per year |
| Premium | $19.99 | per year |
| Sleep Cycle Premium | $19.99 | per year |
| Premium | $29.99 | per year |
| Premium | $34.99 | per year |
| Premium: Unlock all features | $39.99 | per year |
| Sleep Cycle Premium | $57.99 | per year |

**What reviewers like**

- 🚀 Accurate sleep tracking
- 👍 Gentle alarm wakes you up during light sleep
- 📊 Detailed sleep data and insights
- 🌙 Soothing sleep aid sounds

**What reviewers complain about**

- 🐛 Alarm not always reliable, sometimes doesn't go off
- 🔋 High battery drain, especially on Apple Watch
- 💰 Expensive subscription model, limited free features
- 📉 Inaccurate sleep tracking in some cases

**Reported bugs**

- App crashes or stops recording sleep randomly
- Inconsistent time zone handling, causing alarm issues
- Microphone issues, unable to detect certain sounds

**Requested features**

- Ability to edit sleep data and notes
- Nap tracking and power nap functionality
- More customization options for alarms and sleep aid
- Improved integration with Apple Health and other devices


### headspa M.rela

[App page](https://appshunter.io/ios/app/headspa-mrela/id6746736196)

**In-app purchases:** none


## Frequently asked questions

### Is Sleep Cycle free?

Sleep Cycle is free to download, with in-app purchases available.

### Is headspa M.rela free?

headspa M.rela is free to download, with no in-app purchases.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*